Harold Brown, a single taxpayer, has adjusted gross income of $600,000. He has a deduction for home mortgage interest of $23,000, cash contributions of $11,000, state income taxes of $10,000, and private activity bond interest income of $100,000. Assuming Harold's regular tax liability is $171,410, complete Form 6251 to calculate the amount of Harold's net alternative minimum tax. Enter all amounts as positive numbers. Note: Form 1040, line 10 is taxable income. OMB No. 1545-0074 Form 6251 Alternative Minimum Tax-Individuals 2018 Department of the Go to www.irs.gov/Form6251 for instructions and the latest information. Attachment Treasury Internal Attach to Form 1040 or Form 1040NR Sequence No. 32 Revenue Service (99) Your social security number Name(s) shown on Form 1040 or Form 1040NR Harold Brown Alternative Minimum Taxable Income (See instructions for how to complete each line.) Part I 1 Enter the amount from Form 1040, line 10, if more than zero. If Form 1040, line 10, is zero, subtract lines 8 and 9 of Form 1040 from line 7 of Form 1040 and enter the result here. (If less than zero, enter as a 171,410 X negative amount.) 2a If filing Schedule A (Form 1040), entethe taxes from Schedule A. line 7; otherwise, enter the amount from Form 1040, line 8 . 2a 2b ( bTax refund from Schedule 1 (Form 1040), line 10 or line 21 24 evestment interest exDense (difference between reaular tax and AMT